most used
Array
Execute and test PHP functions for array handling and manipulation.
array_search
Searches the array for a given value and returns the corresponding key if successful
array_splice
Remove a portion of the array and replace it with something else.
array_values
Return all the values of an array.
count
Count all elements in an array or properties in an object.
in_array
Checks if a value exists in an array.
krsort
Sort an array by key in reverse order
ksort
Sort an array by key
natcasesort
Sort an array using a case insensitive "natural order" algorithm
natsort
Sort an array using a "natural order" algorithm
range
Create an array containing a range of elements.
shuffle
This function shuffles (randomizes the order of the elements in) an array.
rsort
Sort an array in reverse order
sort
This function sorts an array. Elements will be arranged from lowest to highest when this function has completed.